Customization: | Available |
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CAS No.: | 7601-54-9, 10101-89-0 |
Formula: | Na3po4 12(H2O) |
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Sodium tripolyphosphate (Na5P3O10)%≥ | 98 |
Methyl orange alkalinity (in Na2O)% | 16.5-19 |
Water insoluble matter% ≤ | 0.05 |
Sulfate(SO4)%. | 0.5 |
Chloride (in terms of CI)% ≤ | 0.3 |
Iron (Fe) ≤ | 0.01 |
Arsenic (As) ≤ | 0.005 |
No. | Specifications | Unit | Food Grade Standard |
1 | Appearance | White Powder or White Granular | |
2 | Main contents Na4P2O7C | % | ≥98 |
3 | Phosphate | Qualified | |
4 | Water insoluble matter | % | ≤0.2 |
5 | pH of 1% water solution | 9.9-10.7 | |
6 | Heavy Metal (as Pb) | mg / kg | ≤10 |
7 | Plumbum (Pb) | mg / kg | ≤4 |
8 | Arsenic (As) | mg / kg | ≤0.2 |
9 | Loss on drying | % | ≤0.5 |
10 | Fluoride (F) | mg / kg | ≤50 |